Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 9.02
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -8.59 -0.441 3.79
Fertility Sub Index 6.80
Calving Interval (days) -4.24 -1.459 6.19
Survival (%) 0.55 1.117 0.61
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 2.83
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -1.31 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 22.79

* Based on an €80/tonne carbon price